2,3,5,6-Tetrachlorobiphenyl (65)

1-Chloro-3-nitrobenzene, 1000µg/ml in MeOH, 1ml

(+/-)-Epinephrine hydrochloride,1000 µg base/mL,MeOH,1mL,

Heptachlor, 100 µg/ml, Methanol, 1ml